Source Manifest.json {"update_url": "https://clients2.google.com/service/update2/crx", "manifest_version": 2, "name": "__MSG_extName__", "description": "__MSG_extDesc__", "version": "1.1.3", "default_locale" : "en", "icons":{ "128" : "res/img/icon_128.png", "48" : "res/img/icon_96.png", "16" : "res/img/icon_96.png" }, "browser_action": { "default_icon": "res/img/icon_96.png", "default_popup": "popup.html", "default_title": "__MSG_extName__" }, "permissions": [ "tabs", "storage", "https://*/*", "webNavigation" ]} Read more